ci: test against OpenSSL v3.6.0 (#492)

Also updates the patch version of the other minor versions.

Author: santiagorodriguez96

.github/workflows/build.yml

@@ -26,12 +26,13 @@ jobs:
           - '3.2'
           - '3.1'
         openssl:
-          - '3.5.3'
-          - '3.4.2'
-          - '3.3.4'
-          - '3.2.5'
+          - '3.6.0'
+          - '3.5.4'
+          - '3.4.3'
+          - '3.3.5'
+          - '3.2.6'
           - '3.1.8'
-          - '3.0.17'
+          - '3.0.18'
           - '1.1.1w'
         include:
           - ruby: truffleruby